Actress Barbara Windsor will take to the tannoy at Tube stations on London Poppy Day to raise money for the Royal British Legion. She will ask the public to donate money for a poppy.
Windsor said: "We want this year desperately to get to a million."
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Londoners who have received new electronic gadgets for Christmas are being advised to take simple steps to protect them from thieves.
The Boxing Day sales got off to a flying start with shops reporting a surge in business during the first hour of trading.
Bus strikes are planned for Monday 29 December and Monday 5 January.